input: text-input-v1 support (#1778)

support zwp_text_input_v1

---------

Co-authored-by: Mihai Fufezan <fufexan@protonmail.com>

src/protocols/TextInputV1.hpp

@@ -0,0 +1,75 @@
+#pragma once
+
+#include "../defines.hpp"
+#include "text-input-unstable-v1-protocol.h"
+
+#include <vector>
+
+struct STextInput;
+
+struct STextInputV1 {
+    wl_client*   client         = nullptr;
+    wl_resource* resourceCaller = nullptr;
+
+    wl_resource* resourceImpl = nullptr;
+
+    wlr_surface* focusedSurface = nullptr;
+
+    STextInput*  pTextInput = nullptr;
+
+    wl_signal    sEnable;
+    wl_signal    sDisable;
+    wl_signal    sCommit;
+    wl_signal    sDestroy;
+
+    uint32_t     serial = 0;
+
+    struct SPendingSurr {
+        bool        isPending = false;
+        std::string text      = "";
+        uint32_t    cursor    = 0;
+        uint32_t    anchor    = 0;
+    } pendingSurrounding;
+
+    struct SPendingCT {
+        bool     isPending = false;
+        uint32_t hint      = 0;
+        uint32_t purpose   = 0;
+    } pendingContentType;
+
+    wlr_box cursorRectangle = {0, 0, 0, 0};
+
+    bool    operator==(const STextInputV1& other) {
+        return other.client == client && other.resourceCaller == resourceCaller && other.resourceImpl == resourceImpl;
+    }
+};
+
+class CTextInputV1ProtocolManager {
+  public:
+    CTextInputV1ProtocolManager();
+
+    void bindManager(wl_client* client, void* data, uint32_t version, uint32_t id);
+    void createTI(wl_client* client, wl_resource* resource, uint32_t id);
+    void removeTI(STextInputV1* pTI);
+
+    void displayDestroy();
+
+    // handlers for tiv1
+    void handleActivate(wl_client* client, wl_resource* resource, wl_resource* seat, wl_resource* surface);
+    void handleDeactivate(wl_client* client, wl_resource* resource, wl_resource* seat);
+    void handleShowInputPanel(wl_client* client, wl_resource* resource);
+    void handleHideInputPanel(wl_client* client, wl_resource* resource);
+    void handleReset(wl_client* client, wl_resource* resource);
+    void handleSetSurroundingText(wl_client* client, wl_resource* resource, const char* text, uint32_t cursor, uint32_t anchor);
+    void handleSetContentType(wl_client* client, wl_resource* resource, uint32_t hint, uint32_t purpose);
+    void handleSetCursorRectangle(wl_client* client, wl_resource* resource, int32_t x, int32_t y, int32_t width, int32_t height);
+    void handleSetPreferredLanguage(wl_client* client, wl_resource* resource, const char* language);
+    void handleCommitState(wl_client* client, wl_resource* resource, uint32_t serial);
+    void handleInvokeAction(wl_client* client, wl_resource* resource, uint32_t button, uint32_t index);
+
+  private:
+    wl_global*                                 m_pGlobal = nullptr;
+    wl_listener                                m_liDisplayDestroy;
+
+    std::vector<std::unique_ptr<STextInputV1>> m_pClients;
+};